The Economics of byproduct metals
Subtitle: (in two parts). 1. Copper system
By: by Alfred Petrick, Jr. [and others.
Contributors: Petrick, Alfred.; United States. Bureau of Mines
Series: United States. Bureau of Mines. Information circular -- 8569; Information circular (United States. Bureau of Mines) -- 8569.
Publisher: U.S. Dept. of the Interior, Bureau of Mines
Published: 1973
Place of publication: Washington]
Language: eng
Number of pages: 105
Subjects: Mineral industries -- By-products.; Copper ores.
Notes: Bibliography: p. 102-105.